[N088069] Technical Note, June 1880
https://edisondigital.rutgers.edu/document/N088069
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Title
[N088069] Technical Note, June 1880
Editor's Notes
Phonograph and connection with loud speaking telephone.
Author
Date
1880-06-00
Type
Subject
Folder/Volume ID
N088-F
Microfilm ID
35:1090
Document ID
N088069
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University